Huawei typically restricts firmware downloads to authorized enterprise accounts or ISP (Internet Service Provider) partners. However, you can check for updates through these official channels:
In the router web interface, go to > System Management > Configuration File . Huawei Hg8145v5 Firmware Download
Click and save it safely to your computer. Step 2: Upload and Flash the New Firmware Huawei Hg8145v5 Firmware Download